Designed to be an effective deep cleaner for interiors, Koch Chemie MZR Mehrzweckreiniger (multi-purpose in German) brings a stronger level of cleaning than Pol Star. With suggested dilution ratios ranging from a weak 1:50 to cleaning with force at 1:5
 
MZR is capable of removing:
Nicotine Staining
Oil & Grease
Ink
General interior grime and discolorations 
 
Areas of use include:
Interior hard plastics
Carpet & Upholstery
Headliners
Seatbelts
Rubber floor inserts
 
Highlighted by a 12.5pH, MZR is a high-strength alkaline that has the ability to dilute and spot-resolve or be used at lower ratio for treating multiple surfaces.